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Research in Developmental Disabilities > 2017 > 71 > C > 35-41
Research in Developmental Disabilities > 2014 > 35 > 10 > 2299-2315
Research in Developmental Disabilities > 2011 > 32 > 5 > 1977-1987
Research in Developmental Disabilities > 2010 > 31 > 6 > 1380-1389